386 
BIRDS OF PENNSYLVANIA. 
Contents. —Remains of oats (mainly the hulls); fine grass and some other 
vegetable fiber ; bones and nearly all the teeth of a field-mouse ( Arvicola 
riparius ), forming about 25 per cent, of the whole stomach contents; 
about 30 per cent, of insect remains ; about 6 per cent, of fine “ mud ” not 
identifiable. 
4886. Young. Hillsborough, New Brunswick. July 15, 1886 ; 3 to 4 p. m. Jonathan 
Dwight, Jr. 
Animal matter, 10 per cent.; vegetable, 45; gravel, etc., 45. Stomach nearly 
empty. 
Contents. —Remains of seeds and berries, two kinds ot seeds not recognized ; 
remains of insects ; 10 pebbles ; no sand. 
4887. Male, young. Hillsborough, New Brunswick. July 16,1886 ; 8a. m., Jonathan 
Dwight, Jr. 
Animal matter, 35 percent.; vegetable, 65; gravel, etc., 0. Stomach less than 
half full. 
Contents. —A piece of moss about half an inch long ; hulls of five or six rasp¬ 
berries ; seven seeds of red raspberry ( Rubus strigosus); remains of a 
large cutworm ; no gravel or sand. 
4888. Female, young. Hillsborough, New Brunswick. July 16, 1886 ; 8 a. m. Jona¬ 
than Dwight, jr. 
Animal matter, 1 per cent.; vegetable, 99; gravel, etc., 0. Stomach less than 
half full. 
Contents. —Hulls and a few seeds of raspberry ; two small unknown pods not 
yet ripe ; twelve or fifteen very small seeds, possibly those of strawber¬ 
ries; a single fragment of some beetle ; no gravel or sand. 
4962. Male, immature. Hillsborough, New Brunswick. July 29, 1886; 5 p. m. 
Jonathan Dwight, Jr. 
Animal matter, 20 per cent.; vegetable, 80; gravel, etc., 0. Stomach about 
half full. 
Contents. —A large amount of pulp and skins of some fruit not identified (the 
pulp looks like that of an early apple, but the skins are too thin); two 
stones of some species of Prunus, perhaps a beech plum ; remains of in¬ 
sects, mainly (?) beetles, but one large cutworm ; no gravel. 
735, Immature. Sing Sing, N. Y. September 18, 1885; 10 a. m. Dr. C. Hart 
Merriam. 
Animal matter, 5 per cent.; vegetable, 60; gravel, etc., 20; indeterminate, 15. 
Stomach well filled. 
Contents. —Tw enty-two stones of wild cherry ( Prunus serotina)] 9 of cornel ( Cor- 
nus sp. ?), and 3 unidentified ; also pulp of above berries; a few pieces of 
of w r hat appears to be an acorn or chestnut; various hard parts of insects. 
1540. Alfred Centre, N. Y. September 20, 1885 ; a. m. F. S. Place. 
Animal matter, 45 per eent.; vegetable, 53; gravel, etc., 2. Stomach full. 
Contents .—Fragments of the “meat” of some nut or large seed; pieces of 
acorns or chestnuts ; numerous fragments of fruit pulp, probably apple; 
many insect remains (45 per cent); 5 small pebbles ; no sand. 
1541. Alfred Centre, N. Y. September 20, 1885 ; a. m. F. S. Place. 
Animal matter, 40 per cent.; vegetable, 60 ; gravel, etc., 0. Stomach full. 
Contents. —Seven stones of wild cherry {Primus serotina ); 5 or 6 triangular 
seeds (of Polygonum ?) skins and other vegetable matter from both the 
preceding, and some long vegetable fiber from some other plant; numer¬ 
ous insect remains ; no sand or gravel. 
2239. Male. Washington, D. C. September 7, 1886; 11a. m. W. B. Barrows. 
Animal matter, 0 per cent.; vegetable, 70; gravel, etc., 5; indeterminate, 25. 
stomach almost empty. 
Contents. —One grape seed ; vegetable fiber finely divided; 2 or 3 bits of sand 
and gravel; fine mud-like material, not identifiable; no insects. 
